:root{--font-sans: -apple-system, BlinkMacSystemFont, "SF Pro Display", "SF Pro Text", "Helvetica Neue", "PingFang SC", "Microsoft YaHei", sans-serif;--font-mono: "SF Mono", ui-monospace, "JetBrains Mono", "Menlo", monospace;--bg: oklch(.985 0 0);--bg-elevated: oklch(1 0 0);--bg-soft: oklch(.965 .002 240);--fg: oklch(.16 0 0);--fg-muted: oklch(.45 0 0);--fg-subtle: oklch(.62 0 0);--fg-faint: oklch(.78 0 0);--border: rgba(0, 0, 0, .07);--border-strong: rgba(0, 0, 0, .12);--hairline: rgba(0, 0, 0, .05);--accent: oklch(.546 .245 262.881);--accent-fg: #ffffff;--accent-soft: oklch(.546 .245 262.881 / .08);--accent-ring: oklch(.546 .245 262.881 / .18);--glass-bg: rgba(255, 255, 255, .72);--glass-border: rgba(255, 255, 255, .6);--glass-shadow: 0 20px 50px rgba(0, 0, 0, .08), 0 1px 0 rgba(255, 255, 255, .7) inset;--capsule-bg: rgba(255, 255, 255, .68);--capsule-border: rgba(0, 0, 0, .06);--capsule-shadow: 0 8px 32px rgba(0, 0, 0, .12), 0 .5px 0 rgba(255,255,255,.7) inset;--density: 1;--space-1: calc(4px * var(--density));--space-2: calc(8px * var(--density));--space-3: calc(12px * var(--density));--space-4: calc(16px * var(--density));--space-5: calc(24px * var(--density));--space-6: calc(32px * var(--density));--space-7: calc(48px * var(--density));--space-8: calc(64px * var(--density));--space-9: calc(96px * var(--density));--space-10: calc(128px * var(--density));--r-sm: 6px;--r-md: 10px;--r-lg: 14px;--r-xl: 20px;--r-2xl: 28px}[data-theme=dark]{--bg: oklch(.16 .005 260);--bg-elevated: oklch(.2 .005 260);--bg-soft: oklch(.22 .006 260);--fg: oklch(.97 0 0);--fg-muted: oklch(.72 0 0);--fg-subtle: oklch(.55 0 0);--fg-faint: oklch(.38 0 0);--border: rgba(255, 255, 255, .08);--border-strong: rgba(255, 255, 255, .16);--hairline: rgba(255, 255, 255, .05);--accent: oklch(.68 .18 254);--accent-fg: oklch(.1 0 0);--accent-soft: oklch(.68 .18 254 / .14);--accent-ring: oklch(.68 .18 254 / .28);--glass-bg: rgba(18, 20, 26, .72);--glass-border: rgba(255, 255, 255, .08);--glass-shadow: 0 20px 50px rgba(0, 0, 0, .45), 0 1px 0 rgba(255,255,255,.06) inset;--capsule-bg: rgba(0, 0, 0, .65);--capsule-border: rgba(255, 255, 255, .1);--capsule-shadow: 0 8px 32px rgba(0, 0, 0, .5)}*{box-sizing:border-box}html{scroll-behavior:smooth}html,body{margin:0;padding:0}section[id]{scroll-margin-top:72px}body{font-family:var(--font-sans);background:var(--bg);color:var(--fg);-webkit-font-smoothing:antialiased;-moz-osx-font-smoothing:grayscale;font-feature-settings:"ss01","cv11";letter-spacing:-.005em;text-rendering:optimizeLegibility}a{color:inherit;text-decoration:none}button{font-family:inherit}.container{max-width:1240px;margin:0 auto;padding:0 var(--space-5)}.eyebrow{font-size:12px;font-weight:500;letter-spacing:.06em;text-transform:uppercase;color:var(--fg-muted);display:inline-flex;align-items:center;gap:8px}.eyebrow:before{content:"";width:6px;height:6px;border-radius:50%;background:var(--accent);display:inline-block}.h-display{font-size:clamp(48px,6.4vw,88px);line-height:.98;letter-spacing:-.035em;font-weight:600;margin:0;text-wrap:balance}.h-section{font-size:clamp(32px,3.2vw,48px);line-height:1.05;letter-spacing:-.025em;font-weight:600;margin:0;text-wrap:balance}.h-card{font-size:20px;line-height:1.25;letter-spacing:-.015em;font-weight:600;margin:0}.lead{font-size:clamp(17px,1.4vw,19px);line-height:1.55;color:var(--fg-muted);text-wrap:pretty;max-width:56ch;margin:0}.body{font-size:15px;line-height:1.6;color:var(--fg-muted);margin:0}.mono{font-family:var(--font-mono);font-size:12.5px}.kbd{font-family:var(--font-mono);font-size:11.5px;padding:2px 6px;border-radius:5px;background:var(--bg-elevated);border:1px solid var(--border);box-shadow:0 1px #0000000a;color:var(--fg);white-space:nowrap}.btn{display:inline-flex;align-items:center;gap:8px;padding:11px 18px;font-size:14.5px;font-weight:500;border-radius:999px;border:1px solid transparent;cursor:pointer;transition:transform .12s ease,background .15s ease,border-color .15s ease;letter-spacing:-.005em}.btn:active{transform:translateY(1px)}.btn-primary{background:var(--fg);color:var(--bg);border-color:var(--fg)}.btn-primary:hover{background:oklch(from var(--fg) calc(l + .08) c h)}.btn-ghost{background:transparent;color:var(--fg);border-color:var(--border-strong)}.btn-ghost:hover{background:var(--bg-soft)}.btn-accent{background:var(--accent);color:var(--accent-fg);border-color:var(--accent)}.glass{background:var(--glass-bg);backdrop-filter:blur(40px) saturate(1.3);-webkit-backdrop-filter:blur(40px) saturate(1.3);border:1px solid var(--border);border-radius:var(--r-xl);box-shadow:var(--glass-shadow)}.capsule{background:var(--capsule-bg);backdrop-filter:blur(24px) saturate(1.4);-webkit-backdrop-filter:blur(24px) saturate(1.4);border:1px solid var(--capsule-border);border-radius:var(--r-lg);box-shadow:var(--capsule-shadow)}.divider{height:1px;background:var(--border);border:0;margin:0}.site-nav{position:sticky;top:0;z-index:50;backdrop-filter:blur(20px) saturate(1.4);-webkit-backdrop-filter:blur(20px) saturate(1.4);background:color-mix(in srgb,var(--bg) 75%,transparent);border-bottom:1px solid var(--hairline)}.site-nav-inner{display:flex;align-items:center;justify-content:space-between;height:60px}.brand{display:inline-flex;align-items:center;gap:10px;font-weight:600;letter-spacing:-.015em;font-size:15px}.nav-links{display:flex;gap:4px;align-items:center}.nav-link{padding:6px 12px;border-radius:8px;font-size:13.5px;color:var(--fg-muted);transition:color .12s,background .12s}.nav-link:hover,.nav-link.is-active{color:var(--fg);background:var(--bg-soft)}.site-footer{border-top:1px solid var(--hairline);padding:var(--space-7) 0 var(--space-6);margin-top:var(--space-9)}.footer-grid{display:grid;grid-template-columns:2fr repeat(4,1fr);gap:var(--space-6)}.footer-col h4{font-size:12px;font-weight:500;letter-spacing:.05em;text-transform:uppercase;color:var(--fg-muted);margin:0 0 14px}.footer-col ul{list-style:none;padding:0;margin:0;display:grid;gap:9px}.footer-col a{font-size:13.5px;color:var(--fg-muted)}.footer-col a:hover{color:var(--fg)}.footer-bottom{display:flex;justify-content:space-between;align-items:center;margin-top:var(--space-6);padding-top:var(--space-4);border-top:1px solid var(--hairline);font-size:12px;color:var(--fg-subtle)}.row{display:flex}.col{display:flex;flex-direction:column}.gap-1{gap:4px}.gap-2{gap:8px}.gap-3{gap:12px}.gap-4{gap:16px}.gap-5{gap:24px}.gap-6{gap:32px}.center{align-items:center;justify-content:center}.between{justify-content:space-between}@keyframes float-in{0%{opacity:0;transform:translateY(8px)}to{opacity:1;transform:translateY(0)}}@keyframes capsule-pop{0%{opacity:0;transform:scale(.92) translateY(6px)}60%{opacity:1;transform:scale(1.03) translateY(0)}to{opacity:1;transform:scale(1) translateY(0)}}@keyframes shimmer-text{0%{background-position:-200% 0}to{background-position:200% 0}}@keyframes selection-pulse{0%,to{background:oklch(from var(--accent) l c h / .18)}50%{background:oklch(from var(--accent) l c h / .32)}}@keyframes cursor-blink{0%,50%{opacity:1}51%,to{opacity:0}}[data-density=comfy]{--density: 1.18}[data-density=default]{--density: 1}[data-density=dense]{--density: .82}section{padding:var(--space-9) 0}section+section{padding-top:0}.grid-bg{background-image:linear-gradient(var(--hairline) 1px,transparent 1px),linear-gradient(90deg,var(--hairline) 1px,transparent 1px);background-size:48px 48px;background-position:-1px -1px}.pill{display:inline-flex;align-items:center;gap:6px;padding:4px 10px;border-radius:999px;font-size:12px;color:var(--fg-muted);background:var(--bg-soft);border:1px solid var(--border)}.pill .dot{width:5px;height:5px;border-radius:50%;background:var(--accent)}